Finding the Fourth Proportional to 449,075.13, 673,472.53 and 149,485.69
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Solution
The fourth proportional to 449,075.13, 673,472.53 and 149,485.69 is: 224,181.88
Step by Step Solution
- Step 1: Write the proportion equation
449,075.13 : 673,472.53 = 149,485.69 : x - Step 2: Convert to fraction form
449,075.13/673,472.53 = 149,485.69/x - Step 3: Cross multiply
449,075.13x = 673,472.53 × 149,485.69 - Step 4: Simplify right side
449,075.13x = 100,674,505,843.10 - Step 5: Solve for x
x = 100,674,505,843.10/449,075.13 - Step 6: Final answer
x = 224,181.88
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.